Results 11 to 20 of about 3,954,287 (264)

Symmetries, a Systematic Construction of Invariant Fields and AdS Backgrounds

open access: yesUniverse, 2020
We give a systematic local description of invariant metrics and other invariant fields on a spacetime under the action of a (non-abelian) group. This includes the invariant fields in a neighbourhood of a principal and a special orbit. The construction is
George Papadopoulos
doaj   +1 more source

ON MAXIMAL CHAINS IN POSETS WITH GROUP ACTIONS [PDF]

open access: yesمجلة التربية والعلم, 2007
Our main purpose in this work is to study the maximal chains in group-posets to observe that this study gives us indications on the type of some group actions on posets. Therefore we shall study the behavior of the group actions on chains .
Abdul Aali J. Mohammad, Abbas Kathim
doaj   +1 more source

Group actions on topological graphs [PDF]

open access: yes, 2010
We define the action of a locally compact group $G$ on a topological graph $E$. This action induces a natural action of $G$ on the $C^*$-correspondence ${\mathcal H}(E)$ and on the graph $C^*$-algebra $C^*(E)$.
Deaconu, Valentin   +2 more
core   +3 more sources

Batching CSIDH Group Actions using AVX-512

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2021
Commutative Supersingular Isogeny Diffie-Hellman (or CSIDH for short) is a recently-proposed post-quantum key establishment scheme that belongs to the family of isogeny-based cryptosystems.
Hao Cheng   +4 more
doaj   +1 more source

Group Actions and Monotone Quantum Metric Tensors

open access: yesMathematics, 2022
The interplay between actions of Lie groups and monotone quantum metric tensors on the space of faithful quantum states of a finite-level system observed in recent works is here further developed.
Florio Maria Ciaglia, Fabio Di Nocera
doaj   +1 more source

L’action de groupe, une valeur ajoutée pour l’environnement ?

open access: yesVertigO, 2015
The adoption of a « group action » in French consumer law leads us to analyze the opportunity of a group action in environmental law and the advantages that may arise from it.
Maria José Azar-Baud
doaj   +1 more source

Segal group actions [PDF]

open access: yesTheory and Applications of Categories, 2015
Final version.
openaire   +4 more sources

Augmented, free and tensor generalized digroups

open access: yesOpen Mathematics, 2019
The concept of generalized digroup was proposed by Salazar-Díaz, Velásquez and Wills-Toro in their paper “Generalized digroups” as a non trivial extension of groups.
Rodríguez-Nieto José Gregorio   +2 more
doaj   +1 more source

Deformations of group actions [PDF]

open access: yesBulletin of the American Mathematical Society, 1973
Let G G be a finite group and M M be a compact piecewise linear (PL) manifold. Define a PL G G -isotopy to be a level-preserving PL action of G G on M × [ 0 , 1 ] M \times [0,1] . In this paper PL G G -
openaire   +5 more sources

Estimation of marginal abatement subsidization cost of renewable energy for power generation in Thailand

open access: yesEnergy Reports, 2022
Thailand has steadily increased the use of renewable energy as a result of the Alternative Energy Development Plan (AEDP), intends to promote renewable energy production and consumption in all sectors which caused impacts to greenhouse gas (GHG) emission
Phitsinee Muangjai   +6 more
doaj   +1 more source

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